JPH09264663A - Refrigerator door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To readily and certainly enable mounting and dismounting of a pocket from a refrigerator door, wherein a recess is formed in either an inner door plate side of a bottom surface of the pocket excluding a peripheral portion thereof or a portion of an inner door plate which faces the bottom surface of the pocket excluding a peripheral portion of the pocket, while a protrusion is formed vice versa, and the recess and the protrusion are engaged with each other. SOLUTION: A pocket fixing recess 16 is formed on an inner door wall side of a bottom surface 6d of a pocket 6. A trapezoidal protrusion is formed in a lateral portion of a pocket bottom surface side of an inner door plate 3 such that the protrusion can be engaged with the pocket fixing recess 16 formed in the bottom surface 6d of the pocket 6. When the pocket 6 is inserted in the door wall, the bottom wall of the pocket 6 including the rear end thereof is elastically deformed to override the trapezoidal protrusion which is formed in the lateral portion of a pocket bottom surface side of the inner door plate 3. Subsequently, when the trapezoidal protrusion is fitted into or engaged with the pocket fixing recess 16 which is formed on the pocket bottom surface side of the bottom surface 6d, the bottom surface 6d is released from the elastic deformation so that the pocket fixing recess 16 and the trapezoidal protrusion are engaged with each other. Due to such an engagement, the pocket can be firmly fixed to the door wall.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure for supporting a container of a refrigerator door for supporting a container for containing food or the like on the inner surface of a recess formed in the inner surface of the refrigerator door. .

[0002]

26 and 27 are shown in, for example, Japanese Patent Laid-Open No. 61-8.
[Fig. 6] Fig. 6 is a perspective view and a cross-sectional view of a main part of a conventional refrigerator door shelf shown in Japanese Patent No. 6575, in which 1 is a refrigerator main body and 2 and 3 are outside doors constituting the door main body. A board and a door inner board are shown. 4 is a heat insulating material, 5 is a mounting screw, and a door inner plate 3
Is fixed to the door outer plate 2. Numeral 6 is a pocket for accommodating relatively short food such as eggs or canned food, which is attached to the door inner plate 3 by a method as shown in FIGS. 28 and 29, as described later. The door inner plate 3 is formed by vacuum forming a plastic plate such as styrene or ABS resin, and has banks 3a in the vertical direction on both sides. Next, the mounting structure of the pocket 6 will be described with reference to FIGS. 28 and 29. The door inner plate bank 3a has a locking projection 7 on its inner wall.
A side projection 8 is provided at a position slightly above the locking projection 7, and a lateral bank 3 is formed on the rear wall of the door inner plate 3.
b is formed. Reference numeral 9 is a locking groove provided on the side surface of the pocket 6, and is fitted into the locking projection 7 of the door inner plate bank.
Reference numeral 6a is a side surface flange of the pocket 6 and is engaged with a side surface projection 8 provided slightly above the locking projection 7 as shown in FIG. Further, reference numeral 10 denotes a brim portion having recesses 10a for the meat slime portion formed on both sides of the pocket 6 on the back side.
When the locking groove 9 of is fitted into the locking projection 7 of the door inner plate bank 3a, the brim portion 10 is configured to contact the bank tip 3c of the door inner plate 3. In addition, the aforementioned pocket 6 is used for the door inner plate
To attach to the pocket 6 from the position shown in FIG.
Is placed on the upper side and is moved downward while the brim portion 10 of the pocket is in contact with the bank tip 3c of the door inner plate to elastically deform the side projection 8 provided on the inner wall of the door inner plate bank 3a. While doing so, the pocket 6 is lowered to the position shown in FIG.

[0003]

Since the conventional structure for supporting the pocket of the refrigerator door is constructed as described above, the locking groove 9 of the pocket for supporting the pocket and the plate thickness of the side surface flange 6a. Since it pops out to the food storage side, the originally food-storing area between the insides of the banks 3a is made into a useless space, and the brim portion 10 for contact with the door inner plate bank 3a is a concave portion for meat slime. Since 10a is formed, when a transparent resin is used to improve the visibility and wideness of foods that have become popular in recent years, the internal recessed portion 10a for internal slime can be seen through, and there is a problem in that the design is deteriorated. there were.

The present invention has been made in order to solve the above-mentioned problems, and does not cause the engaging portion for supporting the pocket of the refrigerator door to pop out to the food accommodation side inside the inner plate of the door, and to accommodate the food accommodation. Provided is a structure for supporting a container for a refrigerator door, which can effectively utilize the parts, prevent the deterioration of the design due to the transparent resin which has become popular in recent years, and easily and securely attach and detach the pocket. With the goal.

[0005]

[Means for Solving the Problems] A door inner plate having a bottom portion and a side portion protruding inside the refrigerator door and having a paragraph groove formed in the side portion, and a lower portion on the bottom portion and the side portion of the door inner plate. And side portions are engaged and supported, and have at least a front surface, a lower surface, and both side surfaces,
A pocket that is open at the top to store items and is detachably attached to the door inner plate, and both side surfaces of the pocket are engaged with paragraph grooves on the side surface of the door inner plate, and the peripheral portion of the pocket is removed. A recess is provided on one of the lower surface of the door inner plate side and the side of the door inner plate that faces the lower surface excluding the peripheral portion of the pocket, and the other is provided with a convex portion, and the concave portion and the convex portion are engaged with each other. is there.

[0006] The rear end edge of the side surface of the pocket is inserted into the engaging groove provided in the rear end edge of the paragraph groove of the door inner plate.

The inner door plate is formed by injection molding or injection compression molding.

In the state where the pocket is inserted in the paragraph groove, a notch or an inclined surface is provided in the vicinity of the rear end edge of the paragraph groove in at least one of the upper and lower engaging surfaces of the paragraph groove and the side surface of the pocket. Is.

The door inner plate side of the rear edge of the lower surface of the pocket, and
A notch is provided in a pocket insertion path at the time of pocket insertion in a part of one of rear end edges of a lower surface side of a pocket of an inner door plate.

An engaging portion is provided at a part of a rear end edge portion of a lower surface of the pocket, and the pocket is inserted into an engaging groove provided at a rear end edge portion of a paragraph groove of the door inner plate.

The engagement portion of the pocket is provided in the central portion of the pocket.

The inner side plate of the door and both side portions of the pocket are formed to be substantially flush with each other when the pocket is inserted.

A door inner plate having a bottom groove and a side wall protruding inside the refrigerator door and having a paragraph groove on the side wall, and between the both side walls and the back surface surrounded by the bottom wall, and a door inner plate. Bottom part of
Lower part, side part, and back part are engaged with and supported by the side part and the rear part, and have a front surface, a lower surface, both side surfaces, and a back surface. The pocket and the both sides and back of the pocket are engaged with the side surface of the door inner plate and the paragraph groove of the back, and the recess is provided on the door inner plate side of the lower surface of the pocket, and A convex portion is provided and the concave portion and the convex portion are engaged with each other.

The convex portion is elastically deformed.

The back surface of the door inner plate and the back surface of the pocket are formed to be substantially flush with each other when the pocket is mounted.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION

Embodiment 1. Hereinafter, an embodiment of the present invention will be described.
FIG. 1 is a cross-sectional perspective view of essential parts of a refrigerator compartment door and a pocket supported on the inner surface thereof. 2 is a sectional view taken along line AA of FIG.
FIG. 4 is a front view of FIG. 1, and FIG. 4 is a cross-sectional perspective view of essential parts with the pocket of FIG. 1 removed. FIG. 5 is a cross-sectional perspective view of a main part of the pocket as viewed from the back. Reference numeral 1 is a refrigerator door body, 2 is a door outer plate, and 3 is a door inner plate, which are formed of PP or ABS resin or the like by injection molding or injection compression molding.
Reference numeral 4 is a heat insulating material foamed in-situ such as polyurethane foam. Reference numeral 11 denotes a door cap, which is formed on the door inner plate 3 side of the door body 1 so as to hold an extruded door sash 12 that fits and locks a door gasket (not shown), and covers the end face of the door outer plate 2. Has been formed. The refrigerator door body 1 is composed of the above-mentioned components, and the components are firmly fixed by the adhesive effect of the heat insulating material 4. The door inner plate 3 is usually formed by vacuum forming such as ABS. In the vacuum forming, the sheet is heated and the sheet is brought into close contact with the mold by the suction force of the vacuum pressure to form a sharp sheet. Shape or
It is impossible to form a shape having a thickness larger than the sheet thickness, and in the present invention, a detailed shape can be created by injection molding or injection compression molding. Numeral 3a is a bank vertically formed on both sides of the door inner plate 3. 3f is the rear wall of the door inner plate,
A lateral bank 3b is integrally formed with the rear wall 3f. 3c is the tip of the bank. 3d is an inner wall of the bank, and an inclined wall 3e is formed to make the thickness of the tip 3c of the bank thin and to look smart. Reference numeral 6 is a pocket, 6a is a side surface flange, 6b is a front surface flange, 6c is a side surface flange inner wall, and 6d is a pocket bottom surface. Bottom of the pocket 6d
A pocket locking recessed groove 16 is formed on the door inner plate side. An engaging inclined surface 17 is formed in the vertical direction of the pocket 6 at the rear edge of the side surface flange 6a. 6e is the rear end of the bottom surface of the pocket. Reference numeral 13 denotes a soil means difference portion which is a paragraph groove of the side surface portion of the door inner plate in which the bank inner wall 3d of the door inner plate 3 is dropped so as to be substantially the same as the thickness of the pocket side surface flange 6a. At the rear end, an engaging inclined rib 14 is provided side by side at the rear edge of the paragraph groove of the door inner plate so as to engage with the engaging inclined surface 17 in the vertical direction of the pocket 6. Reference numeral 15 is a trapezoidal projection provided on the lateral bank 3b on the lower surface side of the pocket of the inner door plate 3, and is arranged so as to be locked in the pocket locking groove 16 formed on the back surface of the pocket bottom surface 6d. 3g is a positioning step formed so as to be substantially flush with the rear end 6e of the bottom surface of the pocket. Next, the mounting of the pocket 6 on the door inner plate 3 will be described. The pocket 6 is picked up and inserted into the door inner plate rear wall 3f side from the front so that the side surface flange 6a is along the soil means difference portion 13 of the door inner plate 3.
When the bottom edge 6e of the bottom surface of the pocket on the door inner plate side of the bottom surface of the pocket comes into contact with the trapezoidal protrusion 15 on the bottom surface of the pocket of the inner door plate, the pocket 6 is inserted with a stronger force, whereby the pocket lower surface rear end 6e. And the pocket lower surface 6d elastically deforms so as to ride on the trapezoidal protrusion 15, and the trapezoidal protrusion 15 is fitted into the locking groove 16 on the door inner plate side of the pocket lower surface, and at the same time, the elastic deformation of the pocket bottom surface 6d is released. Is
The pocket locking concave groove 16 and the trapezoidal projection 15 are locked and supported. In addition, the inclined surface 17 for engagement is the inclined rib 14 for engagement.
Is formed so as to be simultaneously engaged with, and is retained by the left and right side surface flanges 6a and the pocket bottom surface 6d as three supporting structures of the pocket 6, and the rattling of the pocket 6 against the food load is 6 side flanges 6
Since a is inserted and fitted in the soil means difference portion 13 of the door inner plate 3 while maintaining an appropriate clearance, the supporting strength is improved by making the entire height of the pocket 6 a supporting surface. Next, how to remove the pocket 6 will be described. As the supporting structure of the pocket 6, since the locking in the front direction is only the engagement of the pocket locking groove 16 of the pocket bottom surface 6d and the trapezoidal projection 15, the pocket bottom surface 6d is elastically moved upward with a finger or the like from the front side. In the state where it is deformed and the trapezoidal protrusion 15 is disengaged,
By pulling out the pocket 6 to the front, the support of the pocket is released.

Since the present invention has the above-mentioned structure for supporting the container of the refrigerator door, the food load abuts the pocket front flange 6b due to the rotational moment when the door is opened and closed, and when the food load bends in the forward direction, it recoils. The side flange 6a is
Although it tries to bend inward, the engaging inclined surface 17 is locked to the engaging inclined rib 14, so that the engaging inclined surface 17 is stably fixed without coming off. Further, since the bank inner wall 3d and the side flange inner wall 6c of the pocket 6 are formed substantially flush with each other, the food storage effective surfaces are the left and right bank inner walls 3d of the door inner plate 3.
The entire width can be used without dead space. Further, since there is no brim unlike the conventional pocket, even if the pocket is made of transparent resin, the designability is not deteriorated, and as described above, the pocket side flange inner wall 6c is formed.
Since the inner wall 3d of the inner wall of the door and the inner wall of the bank are formed so as to be substantially flush with each other, the cleaning can be easily performed.

Embodiment 2. In the above-described embodiment, the inclined rib 14 for engagement is provided only at the rear end of the soil means difference portion 13 of the door inner plate 3, but as shown in FIGS. 6 to 8, for engagement with the soil means difference portion upper side 13a. The upper side inclined rib 18 may be provided, and the engaging upper side inclined surface 19 may be provided on the upper side of the side surface flange 6 a of the counterpart pocket 6. As an effect of this, when the pocket 6 is attached to the door inner plate 3, when the side surface flange 6a of the pocket 6 is loaded from the front along the soil means difference portion 13, the engaging upper side inclined surface of the rear end of the side surface flange 6a. Since the height of the side surface flange 6a is low by the amount of inclination of 19, the engaging inclined surface 17 is supported only after being inserted to the position of the engaging inclined rib 14 of the door inner plate 3, so that the insertion force at the time of insertion is increased. In addition to the small number, the rear end 6e of the bottom surface of the pocket has
Since the interval of elastic deformation so as to ride up to 5 is small, it is possible to reduce wear of the trapezoidal projection 15 accompanying the attachment and detachment of the pocket 6.

Embodiment 3 Further, a trapezoidal projection contact prevention groove 20 may be provided between the pocket locking concave groove 16 on the pocket lower surface 6d and the pocket lower surface rear end 6e. Therefore, the effect that the insertion force at the time of mounting the pocket 6 is smaller, which is described in the second embodiment, can be obtained.

Embodiment 4 Further, an inclined inclined surface 21 for engagement is provided in the vicinity of a central portion between the left and right pocket locking concave grooves 16 at the rear end 6e of the pocket lower surface of the pocket 6, and a positioning step portion is provided on the corresponding pocket lower surface side of the door inner plate 3. 3 g
In addition, triangular ribs 22 may be provided to prevent the ribs 22 from engaging with each other, and the ribs 22 may engage with the pocket locking groove 16 due to the upward lift of the pocket lower surface 6d of the pocket 6 due to warping during injection molding. The effect is surely corrected.

Embodiment 5 In the above embodiment, an egg,
The support structure of a container for storing small food such as canned food having a relatively short length has been described, but a support structure for a so-called bottle pocket for storing tall food having a large mass such as bottles will be described. In FIGS. 9 and 10, 23 is a bottle pocket, which is formed in a container shape in which four sides are connected by a side flange 23a, a front flange 23b, and a back flange 23f. 23d is a bottle pocket lower surface, and a pocket locking hole 24 is formed therein. Reference numeral 23c is a side flange inner wall. 23e is a rear end of the rear flange. Door inner plate 3
A back step 25 is formed in communication with the back wall 3f of the inner plate of the door in the same manner as the earth means difference portion 13 on the bank 3a. 26
Is a recess for engaging the stopper formed in the lateral bank 3b on the lower surface side of the pocket of the inner plate of the door, and a square hole 26b is formed in the retaining rib 26a and the bank tip 3c of the lateral bank 3b. Has been done. Reference numeral 27 denotes a stopper for engaging the bottle pocket 23, which is provided on the door inner plate side of the lower surface of the pocket, is fitted in the stopper engaging recess 26, and a hook 27a is formed in the front so as not to fall off. It is locked in the hole 26b. Reference numeral 27c is a support rib arranged so as to come into contact with the retaining rib 26a. 27b
Is a locking projection formed so as to be locked in a pocket locking hole 24 formed in the bottle pocket bottom surface 23d. The stopper 27 is formed by injection-molding a resin that is easily elastically deformed, such as PP or POM, so that the stopper protrusion 27b is formed.
By pressing from above, it is elastically deformed easily and is formed so as to incline downward. Next bottle pocket 23
The attachment of the to the inner plate 3 will be described. The bottle pocket 23 is picked up, and the side surface flange 23a is inserted from the front side to the door inner plate rear wall 3f side so as to be along the soil means difference portion 13 of the door inner plate 3. The bottom 23d of the bottle pocket has the locking projection 2
When abutting against 7b, the locking projection 27b is elastically deformed so as to incline downward due to the pressing force of the bottle pocket bottom surface 23d, and the locking projection 27b is fitted into the pocket locking hole 24, and at the same time, for engagement. The elastic deformation of the stopper is released, and the locking projection 27b is locked and supported in the pocket locking hole 24. In this state, since the inward deflection of the side surface flange 23a due to the food load described in the first embodiment is supported by the rear surface flange 23e, the engaging inclined surface 17 and the engaging inclined rib 14 are unnecessary. is there. The way to remove the bottle pocket 23 is to release the support of the bottle pocket 23 by pressing the locking projection 27b with a finger, elastically deforming it downward, and pulling it out while the pocket locking hole 24 is disengaged. To be done. In the above embodiment, the engagement between the door inner plate 3 and the bottle pocket 23 is shown by pressing the locking projection 27b from the bottle pocket bottom surface 23d side with the pocket locking hole 24 and the locking projection 27b. , From the side of the engagement stopper 27, hang a finger to engage, support,
It may be configured to cancel. Further, in the above-described embodiment, the back flange 23f of the bottle pocket 23 is shown to have the same height as the side flange 23a, but as a cost reduction due to the material cost reduction, even if both sides are left and inclined or stepped, it may be lowered. Of course, the point is that if the upper end of the rear step portion formed on the rear wall 3f of the door inner plate engages with the rear end of the rear flange of the bottle pocket 23, the supporting strength at the time of storing food can be secured.

Embodiment 6 FIG. In the present invention, the engagement support of the pocket of the refrigerator door is formed with the door inner plate on the back side of the bottom of the pocket, and the side surface flange of the pocket and the door inner plate are flush with the inside of the bank portion, thereby No dead space is generated due to the support structure, and the collar of the pocket is not required, so that it is possible to prevent deterioration in designability due to the transparent resin.

In the structure for supporting a container of a refrigerator door according to the present invention, the engagement at the time of attachment / detachment of the pocket is made by fitting by concave and convex formed mutually on the back surface of the bottom of the pocket and the bank surface in the lateral direction of the door inner plate. At the same time, the door inner plate bank is almost the same width as the pocket, and a gap is formed to allow it to fit flush with the side flange of the pocket. The Z-shaped fitting is formed together with the plate. Further, in the manufacturing method of the present invention, the door inner plate is formed by injection molding or injection compression molding.

Embodiment 7 FIG. The present invention relates to a refrigerator door inner plate 3 in which a plurality of banks are provided inside the refrigerator and a plurality of anchors and the like are provided outside the refrigerator (heat insulating material side), and the door inner plate 3 is injection-molded or injection-molded. It is formed by compression molding. FIG. 12 is a flowchart showing a flow of forming the door inner plate 3 by the injection molding. FIG. 13 is a flowchart showing the flow of molding of the door inner plate 3 by the injection compression molding. The difference is that the injection compression molding is performed, and a mold clamping step is added again after resin filling.
FIG. 14 shows a structure for forming the anchor piece 30.
It is a figure which shows the principal process of the said injection molding and the said injection compression molding method, FIG.14 (a) is at the time of mold opening after taking out a product, and the slide piece 36 is moving to the right. FIG. 14B shows a process at the time of mold clamping and resin filling, in which the slide piece 36 is moved leftward to form a space 41 for filling the L-shaped resin, and the space 41 is filled with the resin. And the anchor piece 30 is formed integrally with the door inner plate 3.
FIG. 14C shows a process of taking out the product (the door inner plate 3 integrally formed with the anchor piece 30), and the slide piece 36 is moved to the right as in FIG. Since the part is configured so as not to interfere when the mold is opened, the door inner plate 3 can be taken out. Although the above description is substantially the same in both injection molding and injection compression molding, the unique points of injection compression molding will be described. If the mold is clamped to a state where there is a gap in advance and the resin is filled in that state, the resin filling space is expanded by the amount of the gap, so that the injection pressure of the resin can be reduced. Also, in this state,
Since the resin does not fill the entire mold, the mold is clamped so that it is compressed to the state where no gap is provided next, and the resin filled in the part where the filling space is expanded is compressed and moved to the entire mold. , Mold the inner plate of the door. In the method of molding the door inner plate 3 by the injection compression molding, a mold clamping step for compression is added, so that a thin portion such as a packing portion for heat insulating material seal formed on the outer periphery of the door inner plate that is easily elastically deformed. Even if you provide
Resin filling by mold clamping by compression is easy. In conventional injection molding, when filling a thin part with resin, it is necessary to raise the molding pressure to fill the resin, which causes problems such as dimensional variations and defective filling, but this is solved. . FIGS. 15 (a) and 15 (b) show a conventional vacuum forming method, in which a heated resin sheet is placed on a mold and air is taken in, but variations in the sheet thickness of the sheet occur.

Embodiment 8 FIG. FIG. 16 is a view showing a container supporting structure for a refrigerator door including an anchor piece 30 integrally provided on the door inner plate 3 formed by the injection molding or the injection compression molding. In the figure, 30 has an L section
It is a letter-shaped anchor piece and is provided on the heat insulating material side of the bank 3b in the lateral direction of the door inner plate. The anchor piece 30
By providing the, heat insulating material is filled in the anchor portion,
It is possible to further improve the adhesion strength between the door inner plate and the heat insulating material, and ensure sufficient strength against the stress in the peeling direction between the door inner plate and the heat insulating material due to food load or the like.

Embodiment 9 FIG. 17 is a cross-sectional view of a container of a refrigerator door provided with an anchor rib 31 integrally provided on the door inner plate 3 formed by the injection molding or the injection compression molding, and FIG. FIG. In the figure, 31 is an anchor rib, which is provided on the heat insulating material side of the bank inner wall 3d of the door inner plate 3. By providing the anchor ribs 31, it is possible to improve the strength by holding the anchor ribs 31 with a heat insulating material in the thin portion of the soil means difference portion of the pocket mounting portion of the bank portion 3d of the door inner plate 3.

Embodiment 10 FIG. FIG. 19 is a perspective view of a door inner plate having a recessed groove integrally provided in the door inner plate 3 formed by the injection molding or the injection compression molding, on the heat insulating material side. FIG. 20 is a perspective view of an essential part of FIG.
2 is shown. Further, FIG. 21 is a view showing a structure for supporting a storage container of the refrigerator door 3 having the concave groove 32, and FIG.
It is a BB cross-sectional view of the engaging stopper mounting portion of No. 1 and is a cross-sectional view of the L-shaped anchor piece 30a. In the figure, 3
Reference numeral 2 denotes a concave groove, which is formed on the heat insulating material side of the outer peripheral flange of the door inner plate 3. The concave groove 32 is formed to prevent leakage of the heat insulating material from the mounting surfaces of the door sash 12 and the outer periphery of the door inner plate 3, and the concave groove 32 is formed to have an uneven shape. By extending the creepage distance through which the material leaks, the leakage of the heat insulating material can be stopped in the middle of the unevenness.

Eleventh Embodiment FIG. 23A shows the door inner plate 3 formed by the injection molding or the injection compression molding.
FIG. 6 is a perspective view of a door inner plate provided with a packing portion 33 integrally provided on the heat insulating material side. FIG. 23B is an enlarged perspective view of an essential part of FIG. 23A, showing the packing portion 33 in detail. By providing the packing portion 33,
It is possible to reliably prevent the heat insulating material from leaking from the mounting surfaces of the door sash 12 and the outer periphery of the door inner plate 3, and by using an olefinic material such as PP, the packing portion 33 that is easily elastically deformed. The packing part 33 is flattened by pressing the packing part 33 with a jig for preventing deformation at the time of foaming the heat insulating material so that the packing part 33 becomes flat and closely adheres to the door sash. It

Twelfth Embodiment FIG. 24 shows a reinforcing iron plate 34,
FIG. 7 is a perspective view of a door inner plate including a cut-and-raised part 35 on a heat insulating material side. The figure shows the reinforcing iron plate 3 arranged on the heat insulating material side of the door inner plate 3.
The cut-and-raised portion 35 provided on the No. 4 is engaged with the anchor piece 30 integrally provided on the door inner plate 3 formed by the injection molding or the injection compression molding. Thereby, as a refrigerator door, the warpage caused by the shrinkage of the heat insulating material,
Reinforcing iron plate 3 to be attached for the purpose of preventing deformation such as twisting
By engaging 4 with the anchor piece 30, the fixing tape or the like can be eliminated. 25 (a), FIG.
FIGS. 25B and 25C are cross-sectional views showing a method of attaching the reinforcing iron plate 34, as seen from the side surface of the door inner plate 3. When the cut-and-raised part 35 of the reinforcing iron plate 34 comes into contact with the lower end of the L-shaped anchor piece 30, the cut-and-raised part 35 elastically deforms and moves in the direction of the arrow in the figure, and after passing the lower end of the anchor piece 30, the cut-and-raised part is raised. When the part 35 returns, it abuts on the inner wall of the anchor piece 30, and the reinforcing iron plate 34 is held. Positioning becomes possible by arranging a plurality of sets of this engagement structure and reversing the engagement method.

[0030]

As described above, the refrigerator door according to the invention of claim 1 is a door inner plate having a bottom surface portion and a side surface portion projecting inside the refrigerator door body, and a paragraph groove provided on the side surface portion. The bottom and side parts of the door inner plate are engaged with and supported by the lower and side parts and have at least the front face, the lower face, and both side faces, and the upper part is opened to store items and can be attached to and detached from the door inner plate. And the both side surfaces of the pocket are engaged with the paragraph grooves of the side surface of the door inner plate, and the lower surface of the door excluding the peripheral part of the pocket and the inner peripheral part of the pocket of the inner plate of the door. Since the concave portion is provided on one of the sides opposed to the lower surface except the convex portion and the convex portion is provided on the other side, and the concave portion and the convex portion are engaged with each other, the pocket is fixed.

The refrigerator door according to the invention of claim 2 is
Since the rear edge of the side surface of the pocket is inserted in the engaging groove provided in the rear edge of the paragraph groove of the door inner plate, when the load is applied to the pocket, the pocket is prevented from bending and is firmly fixed without coming off. To be done.

The refrigerator door according to the invention of claim 3 is
Since the inner plate of the door is formed by injection molding + or injection compression molding, it is possible to create a detailed shape.

The refrigerator door according to the invention of claim 4 is
When the pocket is inserted in the paragraph groove, a notch or a slope is provided near the rear edge of the paragraph groove in at least one of the upper and lower engaging surfaces of the paragraph groove and the side surface of the pocket. The insertion force is small.

The refrigerator door according to the invention of claim 5 is
A notch is provided in the pocket insertion path at the time of pocket insertion in a part of either the door inner plate side of the rear edge of the pocket lower surface or the rear edge of the pocket lower surface of the door inner plate. So
The insertion force when inserting the pocket is small.

The refrigerator door according to the invention of claim 6 is:
Since the engaging portion is provided at a part of the rear end edge portion of the lower surface of the pocket and is inserted into the engaging groove provided at the rear end edge portion of the paragraph groove of the door inner plate, the engagement of the pocket is surely corrected.

The refrigerator door according to the invention of claim 7 is
Since the engagement part of the pocket is provided in the center of the pocket,
Corrects the pocket engagement more reliably.

The refrigerator door according to the invention of claim 8 is
Since the door inner plate and both side surfaces of the pocket are formed to be substantially flush with each other when the pocket is inserted, a dead space of the storage container does not occur and cleaning is easy.

The refrigerator door according to the invention of claim 9 is
A door inner plate having a bottom groove and a side surface projecting inside the refrigerator door body, and a paragraph groove formed on the side surface, and between the both side surfaces and the back surface surrounded by the bottom surface, and the bottom surface of the door inner plate. , The side part, the back part engages and is supported by the lower part, the side part, and the back part.
A pocket that has both side surfaces and a back surface, has an opening at the top to store the stored items, and is detachably provided on the door inner plate,
Engage both side and back surfaces of the pocket with the side and back paragraph grooves of the door inner plate, and provide a recess on the door inner plate side of the lower surface of the pocket and a convex part on the pocket lower surface side of the door inner plate. Since the concave portion and the convex portion are engaged with each other, the back surface portion of the door inner plate and the back surface of the pocket are engaged with each other, so that the supporting strength at the time of accommodation is secured.

In the refrigerator door according to the tenth aspect of the present invention, since the convex portion is elastically deformed, the insertion force when inserting the pocket can be reduced.

In the refrigerator door according to the invention of claim 11, since the back surface of the door inner plate and the back surface of the pocket are formed so as to be substantially flush with each other when the pocket is mounted, a dead space of the storage container does not occur. The design is also good.

[Brief description of drawings]

FIG. 1 is a cross-sectional perspective view of essential parts showing a storage container support structure for a refrigerator door according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line AA of FIG.

FIG. 3 is a front view of a main part of FIG.

FIG. 4 is a cross-sectional perspective view of essential parts showing a state in which a pocket corresponding to FIG. 1 is removed.

FIG. 5 is a cross-sectional perspective view of essential parts showing the pocket alone from the back side.

FIG. 6 is a cross-sectional perspective view of a main part corresponding to FIG. 1, showing another embodiment.

FIG. 7 is a cross-sectional perspective view of an essential part corresponding to FIG. 4, showing another embodiment.

FIG. 8 is a cross-sectional perspective view of a main part corresponding to FIG. 5, showing another embodiment.

FIG. 9 is a cross-sectional perspective view of essential parts showing a support structure for a bottle pocket according to another embodiment.

10 is a cross-sectional perspective view of an essential part showing a state in which the bottle pocket corresponding to FIG. 9 is removed.

FIG. 11 is a cross-sectional view taken along line BB of the engagement stopper mounting portion of FIG.

FIG. 12 is a flow chart of injection molding according to the present invention.

FIG. 13 is a flow chart diagram of the injection compression molding of the present invention.

FIG. 14 is a diagram showing a molding method of injection molding and injection compression molding of the present invention.

FIG. 15 is a diagram showing a vacuum forming method.

FIG. 16 is a cross-sectional view of essential parts showing a storage container support structure for a refrigerator door.

FIG. 17 is a sectional view of the container of the refrigerator door of the present invention.

FIG. 18 is a detailed cross-sectional view of the engaging inclined rib of FIG.

FIG. 19 is a perspective view of the door inner plate of the present invention on the heat insulating material side.

20 is a perspective view of an essential part of FIG.

FIG. 21 is a sectional view of the container of the refrigerator door of the present invention.

FIG. 22 is a BB of the engagement stopper mounting portion of FIG. 21.
It is sectional drawing.

FIG. 23 is a perspective view of a heat insulating material side of the door inner plate of the present invention.

FIG. 24 is a perspective view of a heat insulating material side of the door inner plate of the present invention.

FIG. 25 is a cross-sectional view of an essential part showing a method of attaching the reinforcing iron plate of the present invention.

FIG. 26 is a perspective view of relevant parts showing a conventional container supporting structure for a refrigerator door.

FIG. 27 is a vertical cross-sectional view taken along line DD of FIG.

28 is a cross-sectional view taken along the line CC of FIG.

29 is a vertical cross-sectional view taken along the line EE of FIG.

[Explanation of symbols]

1 door body, 2 door outer plate, 3 door inner plate, 3a bank, 3
b Lateral bank, 3c tip of bank, 3d inner wall of bank,
3e inclined wall, 3f door inner plate rear wall, 3g positioning step, 4 heat insulating material, 5 mounting screws, 6 pockets, 6a
Side flange, 6b Front flange, 6c Side flange inner wall, 6d Pocket bottom, 6e Pocket bottom rear end, 7 Locking protrusion, 8 Side protrusion, 9 Locking groove, 10
Abutment brim portion, 10a concave portion for meat slime, 11 door cap, 12 door sash, 13 soil difference portion, 14 engaging slant rib, 15 trapezoidal protrusion, 16 pocket locking recess groove, 17 engaging slant surface, 18 Engaging upper side inclined ribs, 19 Engaging upper side inclined surfaces, 20 Trapezoidal projection contact prevention grooves, 21 Bottom engaging edges, 22 Lifting prevention ribs, 23 Bottle pockets, 23a Side flanges, 2
3b Front flange, 23d Bottle pocket bottom, 2
3e rear flange rear end, 23f rear flange, 24
Pocket locking hole, 25 back step, 26 stopper engaging recess, 26a retaining rib, 26b square hole, 27 engaging stopper, 27a hook, 27b
Locking protrusion, 27c support rib, 30 L-shaped anchor piece, 30a L-shaped anchor piece, 31 anchor rib, 32 concave groove, 33 packing part, 34 reinforcing iron plate, 35 cut and raised part, 36 pieces, 37 mold , 38
Mold, 39 resin, 40 resin sheet, 41 space part.

Claims (11)

[Claims] 1. A door inner plate having a bottom surface and a side surface projecting inside the refrigerator door and having a paragraph groove on the side surface, and a lower portion and a side portion on the bottom surface and the side surface of the door inner plate. Has at least a front surface, a lower surface, and both side surfaces that are supported by being engaged with each other, and a pocket that is opened at an upper side to store a storage item and is detachably provided on the door inner plate, and both side surfaces of the pocket are Either the side that engages with the paragraph groove of the side surface of the door inner plate, and the side that faces the lower surface of the door inner plate excluding the peripheral portion, or the side that opposes the lower surface of the door inner plate that does not include the peripheral portion. A refrigerator door characterized in that a concave portion is provided on one side and a convex portion is provided on the other side, and the concave portion and the convex portion are engaged with each other. 2. The refrigerator door according to claim 1, wherein a rear end edge portion of a side surface of the pocket is inserted into an engaging groove provided in a rear end edge portion of a paragraph groove of the door inner plate. 3. The refrigerator door according to claim 1, wherein the inner door plate is formed by injection molding or injection compression molding. 4. When the pocket is inserted into the paragraph groove, a notch is formed in at least one of the upper and lower engaging surfaces of the paragraph groove and the side surface of the pocket in the vicinity of the rear edge of the paragraph groove. Alternatively, the refrigerator door according to claim 1, wherein an inclined surface is provided. 5. The door inner plate side of the rear edge of the lower surface of the pocket,
2. The refrigerator according to claim 1, wherein a cutout portion is provided in a pocket insertion path at the time of pocket insertion in a part of one of rear end edges of the lower side of the pocket of the inner plate of the door. door. 6. An engaging portion is provided on a part of a rear end edge portion of a lower surface of the pocket, and the engaging portion is inserted into an engaging groove provided on a rear end edge portion of a paragraph groove of the door inner plate. Refrigerator door according to item 1. 7. The refrigerator door according to claim 6, wherein the engaging portion of the pocket is provided in a central portion of the pocket. 8. The door inner plate and both side surfaces of the pocket are formed to be substantially flush with each other when the pocket is inserted. The refrigerator door according to any one of paragraphs and 7. 9. A door inner plate having a bottom portion and a side portion protruding inside the refrigerator door body, and having a paragraph groove on the side portion and a back portion surrounded by both side surface portions and the bottom portion. The bottom, side, and back of the door inner plate are engaged with and supported by the lower, side, and back portions, and have a front surface, a lower surface, both side surfaces, and a back surface. The pocket provided detachably on the door inner plate, and both side surfaces and the back surface of the pocket are engaged with the side groove of the door inner plate and the paragraph groove of the back surface, and the recess is formed on the door inner plate side of the lower surface of the pocket. The refrigerator door is characterized in that a convex portion is provided on the lower surface side of the pocket of the door inner plate, and the concave portion and the convex portion are engaged with each other. 10. The refrigerator door according to claim 9, wherein the convex portion is elastically deformed. 11. The refrigerator door according to claim 9 or 10, wherein the back surface of the inner plate of the door and the back surface of the pocket are formed to be substantially flush with each other when the pocket is mounted.